204510425

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{68743}}^1$

素因数の和:68777

約数の個数: 24

約数和(自身を含む): 306873216

約数和(自身を除く): 102362791

約数列:

[1, 5, 7, 17, 25, 35, 85, 119, 175, 425, 595, 2975, 68743, 343715, 481201, 1168631, 1718575, 2406005, 5843155, 8180417, 12030025, 29215775, 40902085, 204510425]

約数ペア:

[(1, 204510425), (5, 40902085), (7, 29215775), (17, 12030025), (25, 8180417), (35, 5843155), (85, 2406005), (119, 1718575), (175, 1168631), (425, 481201), (595, 343715), (2975, 68743)]